# 3d scanner with Arduino and laser pointer

**URL:** https://discourse.processing.org/t/3d-scanner-with-arduino-and-laser-pointer/30360
**Category:** Project Guidance
**Created:** [May 29, 2021, 5:51pm UTC](https://discourse.processing.org/t/3d-scanner-with-arduino-and-laser-pointer/30360 "2021-05-29T17:51:33Z")
**Posts on this page:** 1
**Showing post:** 23

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### Author: ![jafal](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/jafal/32/19112_2.png) [@jafal](https://discourse.processing.org/u/jafal)
#### Post date: [June 2, 2021, 6:34pm UTC](https://discourse.processing.org/t/3d-scanner-with-arduino-and-laser-pointer/30360/23 "2021-06-02T18:34:25Z")

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@paulgoux hi

i do have this part of code how to replace it using ketai library can ketai works instead of video library?

```auto

import processing.video.*;
import nervoussystem.obj.*;
import processing.serial.*;
Capture cam ;
Serial myPort;

void setup() {
  size(800, 600);
  
 
  
    cam = new Capture(this, 640, 480);
    cam.start();
  }

```

i try to follow this code but could not

[Open Android Camera](https://discourse.processing.org/t/topic/23696/10)

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